{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,18]],"date-time":"2026-08-18T00:53:00Z","timestamp":1787014380564,"version":"build-2736575974"},"reference-count":38,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2021,7,29]],"date-time":"2021-07-29T00:00:00Z","timestamp":1627516800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100010881","name":"Suzhou Municipal Science and Technology Bureau","doi-asserted-by":"publisher","award":["SS202073"],"award-info":[{"award-number":["SS202073"]}],"id":[{"id":"10.13039\/501100010881","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100010854","name":"Jiangsu Provincial Commission of Health and Family Planning","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100010854","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100000030","name":"Centers for Disease Control and Prevention","doi-asserted-by":"publisher","award":["5U2GGH000018"],"award-info":[{"award-number":["5U2GGH000018"]}],"id":[{"id":"10.13039\/100000030","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Influenza Resp Viruses"],"published-print":{"date-parts":[[2022,1]]},"abstract":"<jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>Data on influenza incidence during pregnancy in China are limited.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>From October 2015 to September 2018, we conducted active surveillance for acute respiratory illness (ARI) among women during pregnancy. Nurses conducted twice weekly phone and text message follow\u2010up upon enrollment until delivery to identify new episodes of ARI. Nasal and throat swabs were collected \u226410\u00a0days from illness onset to detect influenza.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>In total, we enrolled 18\u2009724 pregnant women median aged 28\u2009years old, 37% in first trimester, 48% in second trimester, and 15% in third trimester, with seven self\u2010reported influenza vaccination during pregnancy. In the 18\u2010week epidemic period during October 2015 to September 2016, influenza incidence was 0.7\/100 person\u2010months (95% CI: 0.5\u20130.9). In the cumulative 29\u2010week\u2010long epidemic during October 2016 to September 2017, influenza incidence was 1.0\/100 person\u2010months (95% CI: 0.8\u20131.2). In the 11\u2010week epidemic period during October 2017 to September 2018, influenza incidence was 2.1\/100 person\u2010months (95% CI: 1.9\u20132.4). Influenza incidence was similar by trimester. More than half of the total influenza illnesses had no elevated temperature and cough. Most influenza\u2010associated ARIs were mild, and &lt;5.1% required hospitalization.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusions<\/jats:title>\n                    <jats:p>Influenza illness in all trimesters of pregnancy was common. These data may help inform decisions regarding the use of influenza vaccine to prevent influenza during pregnancy.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/irv.12888","type":"journal-article","created":{"date-parts":[[2021,7,29]],"date-time":"2021-07-29T05:57:15Z","timestamp":1627538235000},"page":"14-23","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":8,"title":["Incidence rates of influenza illness during pregnancy in Suzhou, China, 2015\u20132018"],"prefix":"10.1111","volume":"16","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-2868-741X","authenticated-orcid":false,"given":"Liling","family":"Chen","sequence":"first","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Suizan","family":"Zhou","sequence":"additional","affiliation":[{"name":"U.S. Centers for Disease Control and Prevention  Atlanta GA USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lin","family":"Bao","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander J.","family":"Millman","sequence":"additional","affiliation":[{"name":"U.S. Centers for Disease Control and Prevention  Atlanta GA USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhongwei","family":"Zhang","sequence":"additional","affiliation":[{"name":"Suzhou Municipal Hospital  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yan","family":"Wang","sequence":"additional","affiliation":[{"name":"Wuzhong Maternal and Child Health Care Institute  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yayun","family":"Tan","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ying","family":"Song","sequence":"additional","affiliation":[{"name":"U.S. Centers for Disease Control and Prevention  Atlanta GA USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Pengwei","family":"Cui","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yuanyuan","family":"Pang","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cheng","family":"Liu","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jiangchun","family":"Qin","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ping","family":"Zhang","sequence":"additional","affiliation":[{"name":"Suzhou Center for Disease Control and Prevention  Suzhou China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mark G.","family":"Thompson","sequence":"additional","affiliation":[{"name":"U.S. Centers for Disease Control and Prevention  Atlanta GA USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"A. 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